By gambling nice amount of Satoshi during those promo times and also during 5x or 4x RP bonus can also increase the number of WoF you can exchange to RP daily.
You talk about Multiply game etc, right? Was there any RP promo for betting, or is it only for free roll/multiply/ref roll (like the one which starts very soon)?
FUN token price is now $0.0077, how likely it will could be <0.0075? Now for range 0.0075-0.01 we have odds 1.75 and 2.10 for $0.005 - $0.0075. Finally betting on FUN price is not as obvious as it was for the last months ;-)